新安装的Android Studio 3.1.3在制作新项目和第一次编译时会出现奇怪的依赖项错误.
类似的问题无助于解决问题.
Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable to resolve dependency for ':app@debug/compileClasspath': Could not resolve com.android.support.constraint:constraint-layout:1.1.2.
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Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable to resolve dependency for ':app@debugAndroidTest/compileClasspath': Could not resolve com.android.support.constraint:constraint-layout:1.1.2.
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Unable to resolve dependency for ':app@debugUnitTest/compileClasspath': Could not resolve com.android.support:appcompat-v7:28.0.0-alpha3.
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Unable …Run Code Online (Sandbox Code Playgroud) android build.gradle android-gradle-plugin android-studio-3.0
我想在观看youtube视频时记录用户的反应,因此屏幕上会有两个视频同时被录制.一个是摄像机视频(反应视频),其他一个是YouTube视频(反应).
below should be recorded as one video
__________________________
| |
| Camera Video |
| |
| __________|
| | Youtube |
| | Video |
---------------------------
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一些类似的问题与我的问题无关,但回答了我的问题中提到的一些要点.Q1,Q2,Q3
请建议一些方法来解决这个问题,我该如何实现它.